EP2843213A4 - Heat exchanger for aircraft engine - Google Patents
Heat exchanger for aircraft engineInfo
- Publication number
- EP2843213A4 EP2843213A4 EP13848105.6A EP13848105A EP2843213A4 EP 2843213 A4 EP2843213 A4 EP 2843213A4 EP 13848105 A EP13848105 A EP 13848105A EP 2843213 A4 EP2843213 A4 EP 2843213A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- heat exchanger
- aircraft engine
- aircraft
- engine
- exchanger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/08—Plants including a gas turbine driving a compressor or a ducted fan with supplementary heating of the working fluid; Control thereof
- F02K3/105—Heating the by-pass flow
- F02K3/115—Heating the by-pass flow by means of indirect heat exchange
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/03—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits
- F28D1/0308—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits the conduits being formed by paired plates touching each other
- F28D1/035—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits the conduits being formed by paired plates touching each other with U-flow or serpentine-flow inside the conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/02—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/025—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/12—Elements constructed in the shape of a hollow panel, e.g. with channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
- F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
- F05D2230/237—Brazing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
- F05D2250/232—Three-dimensional prismatic conical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/60—Structure; Surface texture
- F05D2250/61—Structure; Surface texture corrugated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/213—Heat transfer, e.g. cooling by the provision of a heat exchanger within the cooling circuit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/606—Bypassing the fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/98—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0021—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for aircrafts or cosmonautics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0049—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for lubricants, e.g. oil coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
- F28F2250/06—Derivation channels, e.g. bypass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/004011 WO2014207784A1 (en) | 2013-06-26 | 2013-06-26 | Heat exchanger for aircraft engine |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2843213A1 EP2843213A1 (en) | 2015-03-04 |
EP2843213A4 true EP2843213A4 (en) | 2015-05-20 |
EP2843213B1 EP2843213B1 (en) | 2016-06-01 |
Family
ID=50614367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13848105.6A Active EP2843213B1 (en) | 2013-06-26 | 2013-06-26 | Heat exchanger for aircraft engine |
Country Status (4)
Country | Link |
---|---|
US (2) | US9273632B2 (en) |
EP (1) | EP2843213B1 (en) |
JP (1) | JP5442916B1 (en) |
WO (1) | WO2014207784A1 (en) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9745069B2 (en) * | 2013-01-21 | 2017-08-29 | Hamilton Sundstrand Corporation | Air-liquid heat exchanger assembly having a bypass valve |
US9677474B2 (en) | 2013-11-18 | 2017-06-13 | Unison Industries, Llc | Surface cooler support mechanism |
JP6377471B2 (en) * | 2014-09-12 | 2018-08-22 | 住友精密工業株式会社 | Aircraft heat exchanger |
JP5844503B1 (en) * | 2014-10-21 | 2016-01-20 | 住友精密工業株式会社 | Heat exchanger for aircraft engine |
WO2016063312A1 (en) * | 2014-10-21 | 2016-04-28 | 住友精密工業株式会社 | Heat exchanger for aircraft engine |
JP6475465B2 (en) * | 2014-10-24 | 2019-02-27 | 住友精密工業株式会社 | Aircraft heat exchanger |
BE1024081B1 (en) | 2015-03-20 | 2017-11-13 | Safran Aero Boosters S.A. | COOLING TURBOMACHINE BY EVAPORATION |
US10208621B2 (en) | 2015-12-07 | 2019-02-19 | General Electric Company | Surface cooler and an associated method thereof |
US10697371B2 (en) | 2015-12-28 | 2020-06-30 | General Electric Company | Method and system for a combined air-oil cooler and fuel-oil cooler heat exchanger |
US11125160B2 (en) * | 2015-12-28 | 2021-09-21 | General Electric Company | Method and system for combination heat exchanger |
US11002290B2 (en) * | 2016-01-08 | 2021-05-11 | General Electric Company | Heat exchanger for embedded engine applications: curvilinear plate |
FR3047270B1 (en) * | 2016-01-29 | 2019-03-29 | Safran Aircraft Engines | SURFACE HEAT EXCHANGER AND ACOUSTIC TREATMENT |
US11262142B2 (en) | 2016-04-26 | 2022-03-01 | Northrop Grumman Systems Corporation | Heat exchangers, weld configurations for heat exchangers and related systems and methods |
US10253785B2 (en) | 2016-08-31 | 2019-04-09 | Unison Industries, Llc | Engine heat exchanger and method of forming |
US20180328285A1 (en) * | 2017-05-11 | 2018-11-15 | Unison Industries, Llc | Heat exchanger |
FR3071008B1 (en) * | 2017-09-11 | 2019-09-13 | Safran Aircraft Engines | DRAFT OUTPUT DIRECTOR FOR TURBOMACHINE, COMPRISING A LUBRICANT COOLING PASSAGE EQUIPPED WITH COMPRESSED THERMAL CONDUCTION MATRIX BETWEEN THE INTRADOS AND EXTRADOS WALLS |
JP6371929B1 (en) * | 2018-03-08 | 2018-08-08 | 住友精密工業株式会社 | Heat exchanger system |
US11365942B2 (en) * | 2018-03-16 | 2022-06-21 | Hamilton Sundstrand Corporation | Integral heat exchanger mounts |
FR3084699B1 (en) | 2018-07-31 | 2020-09-25 | Safran Aircraft Engines | THERMAL EXCHANGER FOR TURBOMACHINE AND ASSOCIATED MANUFACTURING PROCESS |
US11035626B2 (en) | 2018-09-10 | 2021-06-15 | Hamilton Sunstrand Corporation | Heat exchanger with enhanced end sheet heat transfer |
US11112191B2 (en) * | 2019-04-16 | 2021-09-07 | Modine Manufacturing Company | Heat exchanger with turbulating inserts |
IT201900012924A1 (en) * | 2019-07-25 | 2021-01-25 | Ge Avio Srl | INTEGRATED SUB-COOLING SYSTEM |
US11448132B2 (en) | 2020-01-03 | 2022-09-20 | Raytheon Technologies Corporation | Aircraft bypass duct heat exchanger |
US11674758B2 (en) | 2020-01-19 | 2023-06-13 | Raytheon Technologies Corporation | Aircraft heat exchangers and plates |
US11525637B2 (en) | 2020-01-19 | 2022-12-13 | Raytheon Technologies Corporation | Aircraft heat exchanger finned plate manufacture |
US11585273B2 (en) | 2020-01-20 | 2023-02-21 | Raytheon Technologies Corporation | Aircraft heat exchangers |
US11585605B2 (en) | 2020-02-07 | 2023-02-21 | Raytheon Technologies Corporation | Aircraft heat exchanger panel attachment |
US12006870B2 (en) | 2020-12-10 | 2024-06-11 | General Electric Company | Heat exchanger for an aircraft |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050115700A1 (en) * | 2003-11-28 | 2005-06-02 | Michael Martin | Brazed sheets with aligned openings and heat exchanger formed therefrom |
US20050279080A1 (en) * | 2004-06-21 | 2005-12-22 | Ingersoll-Rand Energy Systems | Heat exchanger with header tubes |
US20080095611A1 (en) * | 2006-10-19 | 2008-04-24 | Michael Ralph Storage | Method and apparatus for operating gas turbine engine heat exchangers |
US20080314569A1 (en) * | 2007-06-21 | 2008-12-25 | T.Rad Co., Ltd. | EGR cooler |
US20090165995A1 (en) * | 2007-12-27 | 2009-07-02 | Techspace Aero | Air-oil heat exchanger placed at the location of the air separator nose of a turbojet, and a turbojet including such an air-oil heat exchanger |
Family Cites Families (12)
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JPH03267618A (en) * | 1990-03-19 | 1991-11-28 | Hitachi Ltd | Cooling structure for gas turbine combustor |
JP2779260B2 (en) * | 1990-09-05 | 1998-07-23 | 株式会社次世代航空機基盤技術研究所 | Gas turbine combustor |
JP3192690B2 (en) * | 1991-08-13 | 2001-07-30 | 三菱重工業株式会社 | Inner cylinder of gas turbine combustor |
JPH0674677A (en) * | 1992-08-27 | 1994-03-18 | Mitsubishi Heavy Ind Ltd | Manufacture of lamination type heat exchanger |
US5363654A (en) | 1993-05-10 | 1994-11-15 | General Electric Company | Recuperative impingement cooling of jet engine components |
US5484122A (en) * | 1993-11-09 | 1996-01-16 | Parker-Hannifin Corporation | Turbine exhaust gas anti-ice system |
JP2923230B2 (en) * | 1995-06-13 | 1999-07-26 | 三菱重工業株式会社 | Steam cooled combustor |
US20030116311A1 (en) * | 2001-12-20 | 2003-06-26 | Fitzpatrick Michael D. | High temperature primary surface recuperator air cell |
US7581385B2 (en) | 2005-11-03 | 2009-09-01 | United Technologies Corporation | Metering sheet and iso-grid arrangement for a non axi-symmetric shaped cooling liner within a gas turbine engine exhaust duct |
JP5537895B2 (en) * | 2009-10-21 | 2014-07-02 | 川崎重工業株式会社 | Gas turbine combustor |
US20110110790A1 (en) | 2009-11-10 | 2011-05-12 | General Electric Company | Heat shield |
US20140044525A1 (en) | 2012-08-07 | 2014-02-13 | Unison Industries, Llc | Gas turbine engine heat exchangers and methods of assembling the same |
-
2013
- 2013-06-26 EP EP13848105.6A patent/EP2843213B1/en active Active
- 2013-06-26 JP JP2013548651A patent/JP5442916B1/en active Active
- 2013-06-26 WO PCT/JP2013/004011 patent/WO2014207784A1/en active Application Filing
-
2014
- 2014-04-02 US US14/243,769 patent/US9273632B2/en active Active
-
2015
- 2015-06-09 US US14/735,055 patent/US9732702B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050115700A1 (en) * | 2003-11-28 | 2005-06-02 | Michael Martin | Brazed sheets with aligned openings and heat exchanger formed therefrom |
US20050279080A1 (en) * | 2004-06-21 | 2005-12-22 | Ingersoll-Rand Energy Systems | Heat exchanger with header tubes |
US20080095611A1 (en) * | 2006-10-19 | 2008-04-24 | Michael Ralph Storage | Method and apparatus for operating gas turbine engine heat exchangers |
US20080314569A1 (en) * | 2007-06-21 | 2008-12-25 | T.Rad Co., Ltd. | EGR cooler |
US20090165995A1 (en) * | 2007-12-27 | 2009-07-02 | Techspace Aero | Air-oil heat exchanger placed at the location of the air separator nose of a turbojet, and a turbojet including such an air-oil heat exchanger |
Non-Patent Citations (1)
Title |
---|
See also references of WO2014207784A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20150000865A1 (en) | 2015-01-01 |
EP2843213A1 (en) | 2015-03-04 |
EP2843213B1 (en) | 2016-06-01 |
JPWO2014207784A1 (en) | 2017-02-23 |
US9732702B2 (en) | 2017-08-15 |
US20150267645A1 (en) | 2015-09-24 |
WO2014207784A1 (en) | 2014-12-31 |
US9273632B2 (en) | 2016-03-01 |
JP5442916B1 (en) | 2014-03-19 |
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